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@article{CMUC_1973__14_1_a0, author = {Balcar, Bohuslav}, title = {A theorem on supports in the theory of semisets}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {1--6}, publisher = {mathdoc}, volume = {14}, number = {1}, year = {1973}, mrnumber = {0340015}, zbl = {0281.02060}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1973__14_1_a0/} }
Balcar, Bohuslav. A theorem on supports in the theory of semisets. Commentationes Mathematicae Universitatis Carolinae, Tome 14 (1973) no. 1, pp. 1-6. http://geodesic.mathdoc.fr/item/CMUC_1973__14_1_a0/